When a 60 year old time capsule goes missing the Teen Scene Investigators are on the case.; While attending a comic convention Chuck gets his big break when he's asked to pencil a backup story for Disaster Comics.; Miss Grundy and her class travel to Australia to visit her brother.; The Collector kidnaps Veronica, Archie and Reggie to provide entertainment on Ghoul Island, but Captain Hero is on the case.; When the baseball team learns that Coach Kleats might be transferred out of Riverdale High because of their poor record, it gives them added incentive to win.; Moose pretends to be hurt so that people will stop treating him as nothing but a beast of burden.; Archie goes to pick up the object of Mr. Lodge's latest merger attempt, the wealthy miser Feely Pincher. Meanwhile, Mr. Lodge has to take Archie's place as an attendant at a Dreggs gas station.; Archie and Jughead get caught playing hand-held video games in school.; After winning an artistic award, Chuck is given a blank mural in the school to create whatever he wishes. But all of his teachers and friends want to be represented in the mural as well.; Dilton invents a tiny car that gets 700 miles to the gallon but Archie is convinced it's not practical.; After studying biology with Dilton, Archie falls asleep and dreams that his genes have shrunk.; The Riverdale gang learn about the metric system.; Veronica tries to convince the rest of the band they need to dress better.; Moose doesn't want to play catcher anymore so he makes Archie trade with him.; Archie accidentally ruins Dilton's egg experiment and fills the school with a rotten egg smell.; Archie tosses away a piece of paper that leads to a huge mess in the hallway later.; Jughead and Reggie are fishing.; The history of time capsules and a few mysteries attached to them.; Archie and Eugene talk about the future of the space program.; Archie and his dad watch the game instead of their chores around the house.; Reggie can't stop looking at his reflection.; Reggie is trying to prevent a fight.; Dilton fills the chalkboard with equations but Jughead is the one that has to clean it.; Veronica doesn't wear her costume jewelry more than twice.; Jughead agrees to go to a movie with the others if they don't spoil the story.; Moose wants to learn to play bridge.; Reggie thinks boys are superior to girls.; Dilton remarks that having the engine in the back of a car is a good design.; Archie wishes students could pick their teachers.; Moose wants to help cut the budget.